
Opus Live Well
UK-based brand selling certified organic Koroneiki EVOO from a family farm in Messinia; the current Organic Gold harvest is lab-certified for high polyphenols.
Koroneiki
Raw values are shown with method, source, and missing-data flags so the ranking is not reduced to a single polyphenol number.
| Polyphenol value | 874 mg/kg |
| Lab method | Independent lab analysis shown on product page |
| Lab test date | Not yet published |
| Residual analysis | No |
| Last checked | 7/16/2026 |
Product page states total polyphenols of 874 mg/kg, 20 g provides 17.5 mg hydroxytyrosol, and acidity is 0.2% for the October 2025 harvest.
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